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Add primitive Value Type reference projection support (part 1)

33

1. There are 2 ram classes generated from a primitive value type. One is the L type ram class and the other is the Q type ram class. 2. The...

hangshao0

[ReflectionSpeedBenchmark](https://github.com/ibmruntimes/openj9-openjdk-jdk/blob/4009cd1e20cca59bf6a9809fd4aba2bbd5838d42/test/micro/org/openjdk/bench/java/lang/reflect/ReflectionSpeedBenchmark.java) runs into a segfault 100% of the time. I have observed this failure in JDK18 running on x86-64 Linux, and it is possible that the failure happens on other...

nbhuiyan

Loom: DDR support

3

Depends on https://github.com/eclipse-openj9/openj9/issues/15177 Possibly add a new !virtualthreads command to list all virtual threads. Or perhaps add an option to `!threads [virtual | platform | all]` - platform is the...

tajila

Add virtual thread to !threads DDR command

1

Signed-off-by: Gengchen Tuo @fengxue-IS fyi

thallium

Failure of cmdLineTester_criu_nonPortableRestore in JDK17 CRIU builds

1

Failure link ------------ https://openj9-jenkins.osuosl.org/job/Test_openjdk17_j9_sanity.functional_x86-64_linux_criu_Nightly/18/tapResults/ Optional info ------------- - intermittent failure: No Failure output (captured from console output) --------------------------------------------- ``` Testing: Create Criu Checkpoint Image once and no restore - TestSingleThreadModeCheckpointException...

hangshao0

[Part 2&3] FFI Upcall: generating thunk with the encoded signature

2

The changes mainly include the following code for thunk generation: 1) the thunk memory allocation & release 2) the encoding of the native signature intended for thunk 3) the thunk...

ChengJin01

[Part 1] FFI Upcall: creating the upcall stub (native)

10

The change includes all the native code of creating the upcall stub & metadata which are required in the FFI upcall. Signed-off-by: Cheng Jin

ChengJin01

Call setContinuation before/after entry

3

- remove Continuation from requiredClasses list Signed-off-by: Jack Lu

fengxue-IS

segfaults running cmdLineTester_jvmtitests_hcr_OSRG_nongold rc021

71

See also https://github.com/eclipse-openj9/openj9/issues/14014#issuecomment-988963294 rc021 is a new test introduced by https://github.com/eclipse-openj9/openj9/pull/14063 Dec 6: https://openj9-jenkins.osuosl.org/job/Test_openjdk8_j9_extended.functional_aarch64_linux_Nightly_testList_1/44 cmdLineTester_jvmtitests_hcr_OSRG_nongold_SE80_2 `-Xcompressedrefs -Xgcpolicy:optthruput -Xdebug -Xrunjdwp:transport=dt_socket,address=8888,server=y,onthrow=no.pkg.foo,launch=echo -Xjit:enableOSR,enableOSROnGuardFailure,count=1,disableAsyncCompilation` https://openj9-jenkins.osuosl.org/job/Test_openjdk8_j9_extended.functional_ppc64le_linux_Nightly_testList_0/156 cmdLineTester_jvmtitests_hcr_OSRG_nongold_SE80_0 `-Xgcpolicy:optthruput -Xdebug -Xrunjdwp:transport=dt_socket,address=8888,server=y,onthrow=no.pkg.foo,launch=echo -Xjit:enableOSR,enableOSROnGuardFailure,count=1,disableAsyncCompilation -Xnocompressedrefs` https://openj9-jenkins.osuosl.org/job/Test_openjdk11_j9_extended.functional_aarch64_linux_Nightly_testList_1/48 cmdLineTester_jvmtitests_hcr_OSRG_nongold_0 `-Xgcpolicy:optthruput...

pshipton

Segfault running test_VirtualthreadYieldResume on Power

21

Failing test is `test_VirtualthreadYieldResume ` under `Jep425Tests_testVirtualThread`. Failure link ------------ Test was run on a local machine. I might be able to get a shareable link to the failure in...

IBMJimmyk